diff --git a/build/pkgs/sympy/patches/04-binding-factorials.patch b/build/pkgs/sympy/patches/04-binding-factorials.patch
deleted file mode 100644
index af4c352da3f..00000000000
--- a/build/pkgs/sympy/patches/04-binding-factorials.patch
+++ /dev/null
@@ -1,23 +0,0 @@
---- a/sympy/functions/combinatorial/factorials.py~        2014-02-22 20:13:32.000000000 +0100
-+++ a/sympy/functions/combinatorial/factorials.py 2014-12-14 16:15:31.423994987 +0100
-@@ -339,6 +339,10 @@
-     def _eval_rewrite_as_gamma(self, x, k):
-         return C.gamma(x + k) / C.gamma(x)
- 
-+    def _sage_(self):
-+        import sage.all as sage
-+        return sage.rising_factorial(self.args[0]._sage_(), self.args[1]._sage_())
-+
- 
- class FallingFactorial(CombinatorialFunction):
-     """Falling factorial (related to rising factorial) is a double valued
-@@ -403,6 +407,10 @@
-     def _eval_rewrite_as_gamma(self, x, k):
-         return (-1)**k * C.gamma(-x + k) / C.gamma(-x)
- 
-+    def _sage_(self):
-+        import sage.all as sage
-+        return sage.falling_factorial(self.args[0]._sage_(), self.args[1]._sage_())
-+
- rf = RisingFactorial
- ff = FallingFactorial